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      1 /* The common simulator framework for GDB, the GNU Debugger.
      2 
      3    Copyright 2002-2024 Free Software Foundation, Inc.
      4 
      5    Contributed by Andrew Cagney and Red Hat.
      6 
      7    This file is part of GDB.
      8 
      9    This program is free software; you can redistribute it and/or modify
     10    it under the terms of the GNU General Public License as published by
     11    the Free Software Foundation; either version 3 of the License, or
     12    (at your option) any later version.
     13 
     14    This program is distributed in the hope that it will be useful,
     15    but WITHOUT ANY WARRANTY; without even the implied warranty of
     16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     17    GNU General Public License for more details.
     18 
     19    You should have received a copy of the GNU General Public License
     20    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
     21 
     22 
     23 #ifndef SIM_BASICS_H
     24 #define SIM_BASICS_H
     25 
     26 
     27 /* Basic configuration */
     28 
     29 #include "defs.h"
     30 
     31 /* Basic host dependant mess - hopefully <stdio.h> + <stdarg.h> will
     32    bring potential conflicts out in the open */
     33 
     34 #include <setjmp.h>
     35 #include <stdarg.h>
     36 #include <stdio.h>
     37 
     38 
     39 #ifndef min
     40 #define min(a, b) ((a) < (b) ? (a) : (b))
     41 #endif
     42 #ifndef max
     43 #define max(a, b) ((a) > (b) ? (a) : (b))
     44 #endif
     45 
     46 
     47 /* Global types that code manipulates */
     48 
     49 struct hw;
     50 struct _sim_fpu;
     51 
     52 
     53 /* Generic address space (maps) and access attributes */
     54 
     55 enum {
     56   read_map = 0,
     57   write_map = 1,
     58   exec_map = 2,
     59   io_map = 3,
     60   nr_maps = 32, /* something small */
     61 };
     62 
     63 enum {
     64   access_invalid = 0,
     65   access_read = 1 << read_map,
     66   access_write = 1 << write_map,
     67   access_exec = 1 << exec_map,
     68   access_io = 1 << io_map,
     69 };
     70 
     71 enum {
     72   access_read_write = (access_read | access_write),
     73   access_read_exec = (access_read | access_exec),
     74   access_write_exec = (access_write | access_exec),
     75   access_read_write_exec = (access_read | access_write | access_exec),
     76   access_read_io = (access_read | access_io),
     77   access_write_io = (access_write | access_io),
     78   access_read_write_io = (access_read | access_write | access_io),
     79   access_exec_io = (access_exec | access_io),
     80   access_read_exec_io = (access_read | access_exec | access_io),
     81   access_write_exec_io = (access_write | access_exec | access_io),
     82   access_read_write_exec_io = (access_read | access_write | access_exec | access_io),
     83 };
     84 
     85 
     86 /* disposition of an object when things are reset */
     87 
     88 typedef enum {
     89   permanent_object,
     90   temporary_object,
     91 } object_disposition;
     92 
     93 
     94 /* Memory transfer types */
     95 
     96 typedef enum _transfer_type {
     97   read_transfer,
     98   write_transfer,
     99 } transfer_type;
    100 
    101 
    102 /* directions */
    103 
    104 typedef enum {
    105   bidirect_port,
    106   input_port,
    107   output_port,
    108 } port_direction;
    109 
    110 
    111 
    112 /* Basic definitions - ordered so that nothing calls what comes after it.  */
    114 
    115 #include "sim/sim.h"
    116 
    117 #include "sim-config.h"
    118 
    119 #include "sim-inline.h"
    120 
    121 #include "sim-types.h"
    122 #include "sim-bits.h"
    123 #include "sim-endian.h"
    124 
    125 #include "sim-utils.h"
    126 
    127 /* Note: Only the simpler interfaces are defined here.  More heavy
    128    weight objects, such as core and events, are defined in the more
    129    serious sim-base.h header. */
    130 
    131 #endif /* SIM_BASICS_H */
    132